A lubricant composition for use in association with a device involving metal to metal contact of moving parts comprising: (a) base stock comprising at least one relatively low viscosity polyalphaolefin; (b) viscosity improver comprising at least one relatively high viscosity polyalphaolefin; and (c) a performance additive comprising at least one additive effective to improve at least one property of the lubricant and/or the performance of the equipment in which the lubricant is to be used.
